Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

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Download Previous Year Diploma Paper of Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

                                                SECTION-A

Q1. Do as directed.                                                                                                              15×1=15

  1. The number of bits transmitted per second over a channel is called Bit Rate.
  2. The optical communication frequency is 
  3. The principle of light propagation in optical fibre is based on Total Internal Reflection.
  4. LASER stands for Light Amplification Stimulated Emission of Radiation . 
  5. Dark current is defined as 
  6. LASER exhibits
  7. In a graded index fiber the refractive index _____ 
  8. The optical fiber structure consists of basically three parts Core,Cladding and Coating.
  9. Single mode fibers support only_____ mode of
  10. The unit of Dispersion is _____ 
  11. VCSEL stands for
  12. Johnson noise is due to
  13. A photodiode is used in _ _
  14. DWDM stands for .
  15. The heart of an optical receiver is the

                                      SECTION-B

Q2. Attempt any five questions.                                                                    5×6=30

  1. Define: Critical Angle, Snell’s Law
  2. What are Step Index and graded index Fibres ?
  3. Discuss the characteristics of light used in Optical Communication ?
  4. Draw the block diagram of an Optical Receiver.
  5. Describe the different types of functional Amplifiers.
  6. What is Splicing? Explain any two techniques of Splicing ?
  7. List a few applications of Optical Communication ?

                                     SECTION-C

Q3. Attempt any three questions.                                                       3×10=30

  1.  What are the advantages and disadvantages of Optical Fiber Communication.
  2. List the various types of LED’s. Discuss the various types of LED structures.
  3. Describe Optical Power Budgeting ?
  4. What is the need of an Optical Amplifier? Discuss SOA.
  5. Explain the different types of losses in Optical Fibre Communication.
  6. Write short notes on (any two)
  1. Effect of dispersion on data Rate
  2. WDM
  3. Historical perspective of Optical Communication

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

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Section a FILL IN THE BLANKS Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

The number of bits transmitted per second over a channel is called          .

 

The optical communication frequency is ______ 

 

The principle of light propagation in optical fibre is based on _____

 

LASER stands for 

Dark current is defined as

 

LASER exhibits

 

In a graded index fiber the refractive index _____ 

 

The optical fiber structure consists of basically three parts

 

Single mode fibers support only _____ mode of

 

The unit of Dispersion is_______ 

 

VCSEL stands for

 

Johnson noise is due to _______

 

A photodiode is used in _ ___

DWDM stands for_____ 

 

The heart of an optical receiver is the _________

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Solved Paper Click Here

Section B :Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Critical Angle

Snell’s Law

 

Step Index and graded index Fibres 

 

Characteristics of light used in Optical Communication 

Block diagram of an Optical Receiver

 

Different types of functional Amplifiers.

 

What is Splicing

Two Techniques of Splicing 

 

Applications of Optical Communication 

Few applications of Optical Communication 

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper Click Here

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Get Started

Section c :-Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Advantages and disadvantages of Optical Fiber Communication.

 Types of LED and its structures.

 

Optical Power Budgeting 

 

Need of an Optical Amplifier

Discuss SOA Amplifier

 

Different types of losses in Optical Fibre Communication.

short notes on (any two)

 

  1. Effect of dispersion on data Rate

2.WDM

 

  3. Historical perspective of Optical Communication

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